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Article #3285

Re: Synchronous versus Asynchronous SCSI

#3285
From: Gerry Gleason
Date: Wed, 06 Dec 1989 20:01
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In article <7909@charlie.OZ> robert@eowyn.cm.deakin.oz.au () writes:
>I would like to find out what happens when you intermix synchronous
>and asynchronous SCSI devices on the one bus? Does the bus drop to
>the lowest common denominator, . . .

The mode of information transfer (sync/async) is negotiated between
each target and initiator, so in order to use it, both ends of the
connection must be capable of it.  Note also that only data transfers
can use sync transfers, not commands, messages or status.

Gerry Gleason
Technical Details
Message-ID: <38@zds-ux.UUCP>
Path: arc1-ca.pugleaf.net!utzoo!attcan!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!uunet!zds-ux!gerry
References: <7909@charlie.OZ>

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Path: arc1-ca.pugleaf.net!utzoo!attcan!utgpu!jarvis.csri.toronto.edu!cs.utexas.edu!uunet!zds-ux!gerry
From: gerry@zds-ux.UUCP (Gerry Gleason)
Newsgroups: comp.arch
Subject: Re: Synchronous versus Asynchronous SCSI
Message-ID: <38@zds-ux.UUCP>
Date: 6 Dec 89 20:01:30 GMT
References: <7909@charlie.OZ>
Reply-To: gerry@zds-ux.UUCP (Gerry Gleason)
Organization: Zenith Data Systems
Lines: 11